What it costs to charge a 2027 Rivian R1T Performance (22in) in South Carolina

At South Carolina's residential electricity rate of 16.04¢/kWh, a 2027 Rivian R1T Performance (22in) (rated 44.6 kWh per 100 miles by the EPA) costs $7.15 to drive 100 miles on home charging, against $16.02 for the same distance in a car averaging 25.5 mpg on gasoline at $4.085/gallon. That works out to 55.4% cheaper per mile than gasoline in South Carolina — charging at home is much cheaper than gas here.

What a year of driving costs

Home charging this 2027 Rivian R1T Performance (22in) in South Carolina runs about $1,072 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,331 saved annually, at this mileage.

What one full charge costs

$26.52 — that's what South Carolina's 16.04¢/kWh rate puts on the 165.4 kWh a 2027 Rivian R1T Performance (22in) needs for its full 371-mile EPA range.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Rivian R1T Performance (22in) in South Carolina ranks 13,404 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1T Performance (22in) ranks 355 of 400 EV models for raw efficiency, and South Carolina ranks 27 of 51 for cheapest residential electricity.

Next step: home charger installation

Everything above is the per-mile and per-year cost once a home charger exists — getting one installed is a separate electrical job whose price depends on your panel and wiring, not the state average used here.

Line up a few South Carolina electrician quotes for Level 2 install before you commit either way.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2027 Rivian R1T Performance (22in)'s cost in South Carolina. Curious how South Carolina's 16.04¢/kWh compares? The guide to charging cost by state ranks every state side by side.